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Public story · 2026-03-11 · source-backed
OpenAI's Codex arrived on Windows (500K+ waitlist) with production-grade OS-level sandboxing (restricted tokens, filesystem ACLs, dedicated sandbox users) and a multi-agent management UI. GPT-5.3-Codex-Spark hits 1,000+ tokens/sec on Cerebras. Available across all ChatGPT tiers. BusinessToday
Each link below shares sources, entities, or timing with this story.
On July 9 the standalone Codex app merged into ChatGPT desktop for macOS and Windows, keeping a dedicated coding surface alongside Chat and Work modes, plus inline diff editing, side-panel PR review, faster Computer Use on GPT-5.6, and multi-repository projects. The tiering: S...
On Latent Space July 28, OpenAI core product engineering lead Akshay Nathan said Codex and ChatGPT Work combined reached 10 million users within two weeks of the July 9 launch, with monthly actives up more than 10x since January 2026. The number that should reframe your produc...
OpenAI released GPT-5.4 simultaneously across ChatGPT, API, and Codex — the first unified triple release. Built-in computer-use capabilities (build-run-verify-fix loop), 1.05M token context, and 33% fewer false claims vs GPT-5.2. A new experimental "Playwright Interactive" ski...
Two thirds. Not two thirds of a contrived jailbreak set. Two thirds of realistic malicious issue requests, against the exact three tools most of the people reading this run daily. Ankur Singh, Jinqiu Yang, and Tse-Hsun Chen built IssueTrojanBench across four attack categories...
The September 15 feature catalogs GPUs idling 50-80% of the time waiting on memory, then maps the contenders: Nvidia's $20B Groq acquisition producing an LPU with 500MB on-chip SRAM and 7x GPU memory bandwidth, a Cerebras WSE-3 deployment pushing GPT-5.3-Codex-Spark past 1,000...
Alongside the July 29 launch of ChatGPT for Academic Researchers, free GPT-5.6 Sol Pro for 10,000 researchers this summer scaling to 100,000 through 2027 backed by over $250 million, OpenAI disclosed efficiency work on the harness underlying Codex and ChatGPT Work: 54% fewer o...
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